/*      $NetBSD: if_agrioctl.h,v 1.3 2024/03/08 19:45:59 rillig Exp $   */

/*-
 * Copyright (c)2005 YAMAMOTO Takashi,
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef _NET_AGR_IF_AGRIOCTL_H_
#define _NET_AGR_IF_AGRIOCTL_H_

/*
 * kernel-userland interface for agr(4) driver.
 *
 * it's only file exported to userland in this driver.
 */

struct agrreq {
        int ar_version; /* AGRREQ_VERSION */
        int ar_cmd;
        void *ar_buf;
        size_t ar_buflen;
};

#define AGRREQ_VERSION  2

/* ar_cmd (SIOCSETAGR) */
#define AGRCMD_ADDPORT  1
#define AGRCMD_REMPORT  2

#define SIOCSETAGR      SIOCSIFGENERIC

/* ar_cmd (SIOCGETAGR) */
#define AGRCMD_PORTLIST 3       /* ar_buf points agrportlist */

#define SIOCGETAGR      SIOCGIFGENERIC

struct agrportinfo {
        char api_ifname[IFNAMSIZ];
        int api_flags; /* AGRPORTINFO_ */
};
#define AGRPORTINFO_COLLECTING          1
#define AGRPORTINFO_DISTRIBUTING        2
#define AGRPORTINFO_BITS \
        "\177\020" \
        "b\0COLLECTING\0" \
        "b\1DISTRIBUTING\0"

struct agrportlist {
        int apl_nports;
        /* struct agrportinfo apl_ports[]; */
};

#endif /* !_NET_AGR_IF_AGRIOCTL_H_ */